"second nature"
What did this phrase originate from??
I know that it means that something comes easy to someone, but tell me more.
I couldn't find the origin.
SECOND NATURE -- "Said of a habit or way of doing things that has become so ingrained that it is instinctive." From Brewer's Dictionary of Phrase and Fable revised by Adrian Room (HarperCollinsPublishers, New York, 1999, Sixteenth Edition).